arm64: dts: qcom: sa8775p-ride-r3: add new board file

Revision 3 of the sa8775p-ride board uses a different PHY for the two
ethernet ports and supports 2.5G speed. Create a new file for the board
reflecting the changes.

Signed-off-by: Bartosz Golaszewski <[email protected]>
Reviewed-by: Konrad Dybcio <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Bjorn Andersson <[email protected]>

Author: Bartosz Golaszewski

arch/arm64/boot/dts/qcom/Makefile

@@ -113,6 +113,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sa8155p-adp.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sa8295p-adp.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sa8540p-ride.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sa8775p-ride.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= sa8775p-ride-r3.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-acer-aspire1.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-idp.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-coachz-r1.dtb

arch/arm64/boot/dts/qcom/sa8775p-ride-r3.dts

@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+/dts-v1/;
+
+#include "sa8775p-ride.dtsi"
+
+/ {
+	model = "Qualcomm SA8775P Ride Rev3";
+	compatible = "qcom,sa8775p-ride-r3", "qcom,sa8775p";
+};
+
+&ethernet0 {
+	phy-mode = "2500base-x";
+};
+
+&ethernet1 {
+	phy-mode = "2500base-x";
+};
+
+&mdio {
+	compatible = "snps,dwmac-mdio";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	sgmii_phy0: phy@8 {
+		compatible = "ethernet-phy-id31c3.1c33";
+		reg = <0x8>;
+		device_type = "ethernet-phy";
+		interrupts-extended = <&tlmm 7 IRQ_TYPE_EDGE_FALLING>;
+		reset-gpios = <&pmm8654au_2_gpios 8 GPIO_ACTIVE_LOW>;
+		reset-assert-us = <11000>;
+		reset-deassert-us = <70000>;
+	};
+
+	sgmii_phy1: phy@0 {
+		compatible = "ethernet-phy-id31c3.1c33";
+		reg = <0x0>;
+		device_type = "ethernet-phy";
+		interrupts-extended = <&tlmm 26 IRQ_TYPE_EDGE_FALLING>;
+		reset-gpios = <&pmm8654au_2_gpios 9 GPIO_ACTIVE_LOW>;
+		reset-assert-us = <11000>;
+		reset-deassert-us = <70000>;
+	};
+};